A sample script for running rspec on docker

jenkins_docker.sh

#!/bin/bash

set -x

uuid=$(uuidgen)

docker build -t myapp .

docker run -d --name mysql-${uuid} --env MYSQL_ROOT_PASSWORD=xxxxxx mysql:5.6
docker run -d --name memcached-${uuid} memcached
docker run -d --name redis-${uuid} redis

sleep 10

docker run \
       --rm \
       --link mysql-${uuid}:mysql \
       -e RAILS_ENV=test \
       myapp bash -c 'bin/rake db:create'

docker run \
       --rm \
       --link memcached-${uuid}:cache \
       --link redis-${uuid}:redis \
       --link mysql-${uuid}:mysql \
       -v /etc/localtime:/etc/localtime:ro \
       -e RAILS_ENV=test \
       myapp bash -c 'bundle exec rspec'

result=$?

docker stop mysql-${uuid} >/dev/null && docker rm mysql-${uuid}
docker stop redis-${uuid} >/dev/null && docker rm redis-${uuid}
docker stop memcached-${uuid} >/dev/null && docker rm memcached-${uuid}

if [ $result -eq 0 ] ; then
  docker tag myapp private_registry/myapp
  docker push private_registry/myapp || exit 1
  # image_id=$(docker images | grep "private_registry/myapp" | grep latest | awk '{print $3}')
  # notify_slack "Pushed new revision of private_registry/myapp (${image_id})"
fi

exit $result